Make sure that we return negative value if oz_build_frame()
returns NULL.
Signed-off-by: Rupesh Gujare <rupesh.gujare@xxxxxxxxx>
---
drivers/staging/ozwpan/ozpd.c | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)
diff --git a/drivers/staging/ozwpan/ozpd.c b/drivers/staging/ozwpan/ozpd.c
index daaff2a..e1757aa 100644
--- a/drivers/staging/ozwpan/ozpd.c
+++ b/drivers/staging/ozwpan/ozpd.c
@@ -618,14 +618,14 @@ static int oz_send_next_queued_frame(struct oz_pd *pd, int more_data)
pd->last_sent_frame = e;
skb = oz_build_frame(pd, f);
spin_unlock(&pd->tx_frame_lock);
+ if (!skb)
+ return -1;
if (more_data)
oz_set_more_bit(skb);
oz_dbg(TX_FRAMES, "TX frame PN=0x%x\n", f->hdr.pkt_num);
- if (skb) {
- if (dev_queue_xmit(skb) < 0)
- return -1;
+ if (dev_queue_xmit(skb) < 0)
+ return -1;
- }
return 0;
}
--
1.7.9.5
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